网站客服漂浮框架
  http://blog.csdn.net/wangruiguang_/arti ... ls/7683469

[code]<style type="text/css">
.kfoutbox{position:absolute;z-index:10000;right:5px;margin:0px;width:80px;height:150px;background:#ffffff;}
</style>
</head>

<body style="margin:0px;padding:0px;font-size:12px;">

<div style="margin:0px auto;padding-top:200px;width:980px;height:800px;text-align:center;background:#f2f2f2;">
这里是网页的内容区<br>
<a href="http://www.jscode.cn/">网页特效代码</a></div>
<div id="kfoutbox" class="kfoutbox">
<span id="kfboxclose" style="color:#ffffff">关闭窗口</span> <br>
</div>
<script language="javascript">
var default_top_ps = 100;
var evans_agt = navigator.userAgent.toLowerCase();
var evans_ie = ((evans_agt.indexOf("msie") != -1) && (evans_agt.indexOf("opera") == -1) && (evans_agt.indexOf("omniweb") == -1));
var evans_mymovey = new Number();
function evans_IeTrueBody() {
return (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement: document.body
}
function evans_GetScrollTop() {
return evans_ie ? evans_IeTrueBody().scrollTop: window.pageYOffset
}
function evans_heartBeat() {
evans_diffY = evans_GetScrollTop();
evans_mymovey += Math.floor((evans_diffY - document.getElementById('kfoutbox').style.top.replace("px", "") + default_top_ps) * 0.1);
document.getElementById('kfoutbox').style.top = evans_mymovey + "px"
}
var evans_tmpintval = window.setInterval("evans_heartBeat()", 1);
if (document.getElementById('kfboxclose')) {
document.getElementById('kfboxclose').onclick = function() {
window.clearInterval(evans_tmpintval);
document.getElementById('kfoutbox').style.display = 'none'
}
}
var popupdelay = 0;
var maxpoptimes = 3;
var prepoptime = '10';
function Tong_MoveDiv() {
this.Move = function(Id, Evt, T) {
if (Id == "") {
return
}
var o = document.getElementById(Id);
if (!o) {
return
}
evt = Evt ? Evt: window.event;
o.style.position = "absolute";
o.style.zIndex = 200;
var obj = evt.srcElement ? evt.srcElement: evt.target;
var w = o.offsetWidth;
var h = o.offsetHeight;
var l = o.offsetLeft;
var t = o.offsetTop;
var div = document.createElement("DIV");
document.body.appendChild(div);
div.style.cssText = "filter:alpha(Opacity=10,style=0);opacity:0.2;width:" + w + "px;height:" + h + "px;top:" + t + "px;left:" + l + "px;position:absolute;background:#000";
div.setAttribute("id", Id + "temp");
this.Move_OnlyMove(Id, evt, T)
};
this.Move_OnlyMove = function(Id, Evt, T) {
var o = document.getElementById(Id + "temp");
if (!o) {
return
}
var evt = Evt ? Evt: window.event;
var relLeft = evt.clientX - o.offsetLeft;
var relTop = evt.clientY - o.offsetTop;
if (!window.captureEvents) {
o.setCapture()
} else {
window.captureEvents(Event.MOUSEMOVE | Event.MOUSEUP)
}
document.onmousemove = function(e) {
if (!o) {
return
}
e = e ? e: window.event;
var bh = Math.max(document.body.scrollHeight, document.body.clientHeight, document.body.offsetHeight, document.documentElement.scrollHeight, document.documentElement.clientHeight, document.documentElement.offsetHeight);
var bw = Math.max(document.body.scrollWidth, document.body.clientWidth, document.body.offsetWidth, document.documentElement.scrollWidth, document.documentElement.clientWidth, document.documentElement.offsetWidth);
var sbw = 0;
if (document.body.scrollWidth < bw) sbw = document.body.scrollWidth;
if (document.body.clientWidth < bw && sbw < document.body.clientWidth) sbw = document.body.clientWidth;
if (document.body.offsetWidth < bw && sbw < document.body.offsetWidth) sbw = document.body.offsetWidth;
if (document.documentElement.scrollWidth < bw && sbw < document.documentElement.scrollWidth) sbw = document.documentElement.scrollWidth;
if (document.documentElement.clientWidth < bw && sbw < document.documentElement.clientWidth) sbw = document.documentElement.clientWidth;
if (document.documentElement.offsetWidth < bw && sbw < document.documentElement.offsetWidth) sbw = document.documentElement.offsetWidth;
if (e.clientX - relLeft <= 0) {
o.style.left = 0 + "px"
} else if (e.clientX - relLeft >= bw - o.offsetWidth - 2) {
o.style.left = (sbw - o.offsetWidth - 2) + "px"
} else {
o.style.left = e.clientX - relLeft + "px"
}
if (e.clientY - relTop <= 1) {
o.style.top = 1 + "px"
} else if (e.clientY - relTop >= bh - o.offsetHeight - 30) {
o.style.top = (bh - o.offsetHeight) + "px"
} else {
o.style.top = e.clientY - relTop + "px"
}
};
document.onmouseup = function() {
if (!o) return;
if (!window.captureEvents) {
o.releaseCapture()
} else {
window.releaseEvents(Event.MOUSEMOVE | Event.MOUSEUP)
}
var o1 = document.getElementById(Id);
if (!o1) {
return
}
var l0 = o.offsetLeft;
var t0 = o.offsetTop;
var l = o1.offsetLeft;
var t = o1.offsetTop;
Kf54MyMove.Move_e(Id, l0, t0, l, t, T);
document.body.removeChild(o);
o = null
}
};
this.Move_e = function(Id, l0, t0, l, t, T) {
if (typeof(window["ct" + Id]) != "undefined") {
clearTimeout(window["ct" + Id])
}
var o = document.getElementById(Id);
if (!o) return;
var sl = st = 8;
var s_l = Math.abs(l0 - l);
var s_t = Math.abs(t0 - t);
if (s_l - s_t > 0) {
if (s_t) {
sl = Math.round(s_l / s_t) > 8 ? 8 : Math.round(s_l / s_t) * 6
} else {
sl = 0
}
} else {
if (s_l) {
st = Math.round(s_t / s_l) > 8 ? 8 : Math.round(s_t / s_l) * 6
} else {
st = 0
}
}
if (l0 - l < 0) {
sl *= -1
}
if (t0 - t < 0) {
st *= -1
}
if (Math.abs(l + sl - l0) < 52 && sl) {
sl = sl > 0 ? 2 : -2
}
if (Math.abs(t + st - t0) < 52 && st) {
st = st > 0 ? 2 : -2
}
if (Math.abs(l + sl - l0) < 16 && sl) {
sl = sl > 0 ? 1 : -1
}
if (Math.abs(t + st - t0) < 16 && st) {
st = st > 0 ? 1 : -1
}
if (s_l == 0 && s_t == 0) {
return
}
if (T) {
o.style.left = l0 + "px";
o.style.top = t0 + "px";
return
} else {
if (Math.abs(l + sl - l0) < 2) {
o.style.left = l0 + "px"
} else {
o.style.left = l + sl + "px"
}
if (Math.abs(t + st - t0) < 2) {
o.style.top = t0 + "px"
} else {
o.style.top = t + st + "px"
}
window["ct" + Id] = window.setTimeout("Kf54MyMove.Move_e('" + Id + "', " + l0 + " , " + t0 + ", " + (l + sl) + ", " + (t + st) + "," + T + ")", 1)
}
}
};
</script>[/code]